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Patent Searching and Data


Matches 51 - 100 out of 18,235

Document Document Title
WO/2020/137552A1
This linear motion shaft, in which a first shaft and a second shaft are coupled by friction welding, has improved coaxiality between a section having a first input part and a section having a second input part. A screw shaft 29, which is...  
WO/2020/138650A1
The present invention relates to a main discharge unit for an article box supply device, wherein: the main discharge unit is supplied with an article box from a separate distribution transfer device, rapidly and accurately supplies the a...  
WO/2020/137551A1
In this linear drive shaft in which a rack shaft part and a ball screw shaft part are joined to each other through friction pressure welding, the coaxiality between a portion having the rack shaft part and a portion having the ball screw...  
WO/2020/136185A1
The invention relates to an actuator (100) comprising: - a frame (20); - a screw (2) mounted on the frame; - a nut (4) engaging with the screw (2); - a motor (3) arranged to rotate the screw (2); - a first cable strand (6.1) and a second...  
WO/2020/128443A1
An actuator (1) comprising a motor (2) assembly, a drive coupling (113, 13, 313) assembly and an actuator shaft (114, 14). The motor (2) assembly comprising a motor housing (120, 20), having a cover (122, 22) and a base (123, 23); an ele...  
WO/2020/128597A1
A hand-held tool (1) manually operable to compress or cut, said tool (1) being elongated bar- shaped or gun-shaped and comprising: - a casing (2) which forms a grip portion, - a motor (3) supported by the casing (2), - a reduction and co...  
WO/2020/129674A1
A seal member which can improve sealability even when applied to a unthreaded shaft, and a ball screw are provided. In this ball screw 1, in which a male-type member 2 and a female-type member 3 are fitted together in the axial direction...  
WO/2020/127470A1
The invention relates to a power assistance drive (6) for a steering column (1) of a motor vehicle, comprising a belt drive arranged in a housing, having an input pulley (63), which is coupled to the motor shaft (62) of a motor (61) so a...  
WO/2020/130351A1
Disclosed is a bicycle saddle (20) of which the horizontal width can be automatically adjusted so as to be suitable to the build and preferences of a bicycle rider. A saddle main body (21) of the bicycle saddle (20) comprises a first sad...  
WO/2020/129988A1
A hub unit (1) having a steering function according to the present invention comprises: a hub unit body (2); a unit support member (3) that is provided on a knuckle (6) to rotatably support the hub unit body (2) around a steering axis (A...  
WO/2020/126481A1
Disclosed is an actuator comprising: - a first portion (30), a second portion (40) and a third portion (50) of a mechanical transmission element (30, 40, 50); - a device (20) for adjusting the preload provided with means (28) for elastic...  
WO/2020/119849A1
The invention relates to a method for producing a ball race (4) on a workpiece (2), wherein a preliminary thread profile (5a) having a first race geometry (6a) is formed on the workpiece (2) by means of a machining method, wherein the pr...  
WO/2020/122757A1
A linear actuator includes a motor having a rotatable output shaft and housing within which disposed a screw drive assembly and an undesirable loads compensation device. The screw drive assembly includes a screw shaft, a drive nut scr...  
WO/2020/108681A1
The invention relates to an actuator (1) for a rear axle steering system of a vehicle, comprising a thrust rod (2) which is longitudinally displaceable within a housing (3), wherein the thrust rod (2) has a rotation lock (4) having a gui...  
WO/2020/107150A1
A planetary roller screw and a machine tool having the planetary roller screw. The planetary roller screw comprises: a main screw rod (1) having an external thread (11) and a connection portion (12); a nut (2) having a hole running betwe...  
WO/2020/110386A1
The present invention addresses the problem of providing an electrically operated brake having good operability, which is equipped with a thrust sensor which detects brake thrust and is reduced in size. In order to overcome the above pro...  
WO/2020/109876A1
The present invention concerns an angular transmission device comprising: An input shaft and an output shaft, An assembly arranged for coupling the input shaft with the output shaft so that the output shaft can be rotationally driven by ...  
WO/2020/112318A1
An apparatus having an actuator having a motor, a housing and a thrust rod, where the actuator is configured to convert rotational motion of the motor into axial motion of the thrust rod. A movable holder is coupled to the thrust rod and...  
WO/2020/105555A1
Provided is a technology with which holding of a driven member in a drive device that drives the driven member in a linear direction is carried out with high strength, without depending on adhesion or fastening. A drive device (100) equi...  
WO/2020/101716A1
The improved gearbox mechanism of the present invention includes a plurality of cam-actuated gear block assemblies, which transfer power from a power shaft to a secondary or output gear element. Each gear block assembly includes a gear b...  
WO/2020/101406A1
A vehicle steering system comprises: a motor assembly operably coupled to a steering rack, the motor assembly comprising a motor having a rotor and a motor position sensor configured to sense a rotor angle of the motor in a single-turn r...  
WO/2020/098363A1
An apparatus for realizing page pressing and obstacle-free page turning. The apparatus consists of mechanical devices as a basis comprising four single power machines which realize lifting and rotating actions and integrate self-locking....  
WO/2020/097448A1
An integrated hysteroscopic treatment system which includes an endoscopic viewing system, a fluid management system, a resecting device and a controller for operating all the systems.  
WO/2019/103124A8
This electric actuator 1 comprises: an electric motor 10; a first motion conversion mechanism 20 provided with a threaded shaft 21 which is driven in a rotating manner by the electric motor 10, and with a nut 22 which is engaged with the...  
WO/2020/093257A1
An integrated self-locking mechanical mechanism, comprising a base (1), a screw rod (2), a screw sleeve (3), a force point connecting bar (4), and a force point (5); said mechanical mechanism has two functions of translational moving and...  
WO/2020/094626A2
In order to improve an adjustment device for electrically adjusting a headrest position in such a way that the entire adjustment device can be arranged inside the headrest, according to the invention the adjustment device has at least on...  
WO/2020/091134A1
The present invention relates to a motion system for performing a multi-degree-of-freedom operation on a plane. More specifically, the present invention relates to a motion system which has a compact and stable structure, and can output ...  
WO/2020/090479A1
Provided are: a method for detecting a decrease in a preload applied to a ball screw; and a linear motion drive device provided with a ball screw the preload of which can be detected. This linear motion drive device is provided with: a b...  
WO/2020/090463A1
Provided is a power transmission device with which image blurring of a display image is not a concern. A power transmission member (65) has a pair of wall parts (65c, 65d) facing each other with a second extension part (42e) interposed t...  
WO/2020/089022A1
The invention relates to an electromotively adjustable steering device (6) of a land-based motor vehicle (2), having a steering column (10) with a first section (12) and a second section (14) mounted so as to be movable in the longitudin...  
WO/2020/085483A1
The present invention includes: a rotary shaft member 21; a drive part 3 that rotates the rotary shaft member 21; a movement shaft member 221; a connection member 4 that connects the movement shaft member 221 and a working object O; a lo...  
WO/2020/085162A1
A magnetic power transmission structure according to one aspect of the present invention is provided with a shaft member extending along an axial direction, and a cylindrical member having a hollow part passing through in the axial direc...  
WO/2020/085375A1
This drive device is provided with: a housing (2) having a first connection section (C1); a drive section (3); a spindle member (4) rotating by means of the drive of the drive section (3); a nut member (5) engaging with the spindle membe...  
WO/2020/083610A1
The invention relates to an actuating mechanism, comprising: - a transmission element (2) designed for displacement parallel to a transmission direction (X), - an actuating element (1) designed to perform an actuating movement (Y) to cau...  
WO/2020/086340A1
An electric motor-driven, rolling element screw linear actuator is presented which work in cooperation with an hydraulic actuator and share several components. This is achieved through the integration of a screw-driven integrated nut pis...  
WO/2020/078877A1
The invention relates to an adjusting drive (5) for a steering column (1) for a motor vehicle, comprising: a leadscrew (52), which engages, by means of an external screw thread, in a leadscrew nut (51); and a drive motor (55), which is c...  
WO/2020/080106A1
This ball screw device allows easy manufacturing and assembling of a nut member, and allows the nut member to accurately have an endless circulation path for balls. The nut member is provided with a plurality of nut components disposed s...  
WO/2020/074385A1
The invention relates to a steering gear (7) for a steer-by-wire steering system (1) of a motor vehicle, comprising a coupling rod (16), which is mounted in a steering gear housing (8) and on which a leadscrew (12) is formed, which is su...  
WO/2020/075736A1
According to the present invention, a mechanism that causes divided bodies, which are a part of a rod-shaped member, to alternately reciprocate while rotating the rod-shaped member is achieved. A drive mechanism (100) according to an asp...  
WO/2020/069615A1
An actuator comprises a housing and a drive tube assembly disposed within the housing. The drive tube assembly includes a drive tube provided with internal threads, a piston nut provided with external threads which threadedly engage the ...  
WO/2020/070273A1
In a spindle gear mechanism (1) having a spindle component (2) with a spindle thread (21) which has a pitch which alters over a longitudinal axis of the spindle component (2), and having a threaded component (3) which engages in the spin...  
WO/2020/070039A1
A drive assembly comprises a first shaft (A1) suitable for being motorized, at least one feeler (T1, T2, T3, T4, T5, T6, T7, T8) connected to the first shaft (A1), a second shaft (A2) with an axis of rotation (X2-X2) parallel to the axis...  
WO/2020/071515A1
The purpose of the present invention is to provide a simple ball screw end part seal material that stays highly dust resistant and maintains high lubricity over the long term, even in poor environments in which there is fine dust, such a...  
WO/2020/067163A1
This reduction gear 1 is provided with multiple rollers 4, an input member 10 (a first member) which has multiple first pockets 13 into which the multiple rollers 4 are inserted, a pair of fixed members 5 (a second member) which are prov...  
WO/2020/067229A1
This electric actuator and electric brake device comprise, for example: a first housing that is a portion of a housing; a second housing that is a portion of the housing; a motor that is housed in the housing and has a rotor; a bracket t...  
WO/2020/067160A1
This reduction gear 1 is provided with: an input rotation unit 2; an output rotation unit 3 arranged coaxially with the input rotation unit 2; a fixed member 5; a first rolling element engagement groove 13 which is formed in the input ro...  
WO/2020/067230A1
This electric actuator and electric brake device comprise, for example: a first housing that has a first peripheral wall and a loop-shaped first end portion which is an end portion of the first peripheral wall and which forms an open end...  
WO/2020/061895A1
A magnetic reducer having a radial balance wheel structure. An eccentric wheel (2) is sleeved outside a rotating shaft (1), and an eccentric wobble plate (3) is rotatably provided outside the eccentric wheel; the eccentric wobble plate i...  
WO/2020/055320A1
A power take-off device (100) for use in a wave energy converter having a prime mover (404), the power take-off device having a PTO frame (110). A direct drive motor (14) mounted to the PTO frame (110) and electrically connected to an en...  
WO/2020/052181A1
The present invention provides a transmission, selection, and switching device for an electrical tilt antenna, for connecting and driving multiple downtilt angle adjustment devices and for performing selection and switching on multiple d...  

Matches 51 - 100 out of 18,235